Enerpac EWCH90 Instruction Sheet

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POWERFUL SOLUTIONS. GLOBAL FORCE.

L4306

Rev. C

10/19

INDEX

1.0 SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

2.0 PRODUCT DATA . . . . . . . . . . . . . . . . . . . . . . 5

3.0 CONFORMANCE TO NATIONAL AND

INTERNATIONAL STANDARDS . . . . . . . . . . . 8

4.0 DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . 8

5.0 RECEIVING INSTRUCTIONS . . . . . . . . . . . . . 8

6.0 SET-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

7.0 CUTTING HEAD . . . . . . . . . . . . . . . . . . . . . 10

8.0 CUTTER OPERATION . . . . . . . . . . . . . . . . . 11

9.0 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . 14

10.0 STORAGE . . . . . . . . . . . . . . . . . . . . . . . . . 17

11.0 TROUBLESHOOTING . . . . . . . . . . . . . . . . 18

1.0 SAFETY

1.1 Introduction

Read all instructions carefully. Follow all recommended

safety precautions to avoid personal injury as well

as damage to the product and/or damage to other

property. Enerpac cannot be responsible for any

damage or injury from unsafe use, lack of maintenance

or incorrect operation. Do not remove warning labels,

tags, or decals. In the event any questions or concerns

arise, contact Enerpac or a local Enerpac distributor for

clarification.

If you have never been trained on high-pressure hydraulic

tool safety, consult your distributor or service center for

information about an Enerpac hydraulic safety course.

This manual follows a system of safety alert symbols,

signal words and safety messages to warn the user of

specific hazards. Failure to comply with these warnings

could result in death or serious personal injury, as well

as damage to the equipment or other property.

The Safety Alert Symbol appears throughout

this manual. It is used to alert you to

potential physical injury hazards. Pay close

attention to Safety Alert Symbols and obey

all safety messages that follow this symbol to avoid the

possibility of death or serious personal injury.

Safety Alert Symbols are used in conjunction with certain

Signal Words that call attention to safety messages or

property damage messages and designate a degree or

level of hazard seriousness. The Signal Words used in

this manual are DANGER, WARNING, CAUTION and

NOTICE.

Instruction Sheet

Cable Cutter

Model EWCH90, EWCH140

Indicates a hazardous situation that,

DANGER

NOTICE:

if not avoided, will result in death or

serious personal injury

Indicates a hazardous situation that,

WARNING

NOTICE:

if not avoided, could result in death

or serious personal injury.

Indicates a hazardous situation that,

CAUTION

NOTICE:

if not avoided, could result in minor

or moderate personal injury.

Indicates

NOTICE

important, but not hazard related

(e.g. messages relating to property

damage). Please note that the Safety

Alert symbol will not be used with this

signal word.

1.2 Hydraulic Cutter Safety Precautions

WARNING

Failure to observe and comply with the

NOTICE:

following precautions and instructions may result in

death or serious personal injury. Property damage

could also occur.

• Read

and

completely

precautions and instructions in this manual. Always

follow all safety precautions and instructions,

including those that are contained within the

procedures of this manual.

• Read this manual before operating the cutter, or

before performing any adjustments, inspections,

maintenance or repairs.

• Follow all instructions and heed all precautions

stated in this manual.

• Keep this manual for future reference in a place that

is accessible to all persons operating or servicing the

cutter.

EWCH140

EWCH90

information

considered

understand

the

safety

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Summary of Contents for Enerpac EWCH90

Page 1: Table Of Contents
(e.g. messages relating to property tags, or decals. In the event any questions or concerns damage). Please note that the Safety arise, contact Enerpac or a local Enerpac distributor for Alert symbol will not be used with this clarification. signal word.
Page 2 • Stop the cutter if people and/or animals enter the your area. work area. • Use only original equipment Enerpac parts. Enerpac • Ensure that the operator is alert, observant of the parts are designed to fit properly and to withstand task being performed and that the work is being done high loads.
Page 3 /or • Use the tool only with a compatible Enerpac pump. damage to tool. The Enerpac product warranty may Use of a non-compatible pump may result in erratic also be invalidated.
Page 4 PPE Alert: Wear personal protective equipment CRUSH HAZARD (PPE) when using Do not reach inside cutting head servicing equipment. unless pump is disconnected from Instruction Manual Alert: Read AC power supply. instruction manual before using or servicing equipment. 1.5 Disconnecting Pump AC Power Pump MUST be disconnected from the WARNING power...
Page 5: Product Data
Pressure Tons ˚ F ˚ C EWCH90 61.8 10,150 External +122 EWCH140 61.8 10,150 External +122 Notes: Hydraulic pump sold separately. Special Enerpac pump required. Refer to Section 6.1 for additional information. Product specifications are subject to change without notice.
Page 6 2.3 External Dimensions EWCH90 Dimension 22.9 11.1 Product dimensions are subject to change without notice. EWCH140 Dimension 30.8 12.2 Product dimensions are subject to change without notice.
Page 7 7. Positioning Handle #2 3. Push Buttons (advance - retract) 8. Moving Blade 4. Positioning Handle #1 9. Fixed Blade 5. Hydraulic Hoses and Electrical Cable (short length) 10. Lifting Eye Figure 1, Features and Components, Models EWCH90 and EWCH140...
Page 8: Conformance To National And International Standards
NOTICE 4.0 DESCRIPTION cutter must be rated at 10,150 psi [700 bar] or above. Enerpac models EWCH90 and EWCH140 are fixed- 6.2.1 Connecting the Hydraulic Couplers head hydraulic cutters designed to cut round electrical 1. Be sure that pump motor is stopped.
Page 9 6.4 Pump Setup If the pump and/or cutter is being used for the first time, be certain to bleed air from the hydraulic system as Prepare the pump for operation as described in the described in Section 8.4 before using the cutter. pump instruction sheet.
Page 10: Cutting Head
7.0 CUTTING HEAD 7.1 Description When closed, the cutting head prevents hand contact with the moving piston and blade. Failure to observe and comply with the WARNING NOTICE: following precautions and instructions could result in serious personal injury. • Always close the cutting head before beginning the cutting process.
Page 11: Cutter Operation
Section 2.1 for your cutter model. 2. The cutter may be used only when connected to a compatible Enerpac hydraulic pump. 3. Operators must observe the instructions in this manual in order to minimize the risk of accidents. In...
Page 12 8.4 Trapped Air Removal 90° Before placing a new cutter into operation, cycle the piston several times without load to remove any trapped air in the hydraulic circuit. The tool should also be placed below the pump so the air can escape to the pump reservoir.
Page 13 Figure 10, Operation - Advance/Cut Figure 11, Operation - Retract 8.7 Cutting Procedure (typical) 5. Be sure that the material is positioned perpendicular to the piston axis, as shown in Figure 9. Refer to 1. Be certain that the diameter of the material to be cut instructions in Section 8.5 for additional information.
Page 14: Maintenance
9.0 MAINTENANCE 9.3 Fasteners Periodically check all screws, nuts and other fasteners 9.1 Periodic Maintenance Table for proper tightness. Tighten any loose fasteners. Refer to the Periodic Maintenance Chart (Table 1) for a Replace any worn or damaged fasteners. This should list of various routine checks and procedures.
Page 15 2. Stop the pump. Be sure that hydraulic pressure is (Figure 12, item 6), washers (Figure 12, item 13) completely relieved. and nuts (Figure 12, item 14) for model EWCH90 3. Disconnect pump from AC power supply. and six socket screws, washers and nuts for model EWCH140.
Page 16 4. Clevis Pin 12. Right Side Outer Plate 13. Washers 5. Clevis Pin 6. Capscrews 14. Nuts 7. Screws Figure 12, Fixed Blade Replacement (Model EWCH90 shown, EWCH140 similar) 9.5.2 Moving Blade Replacement WARNING Always disconnect pump from AC NOTICE: power supply...
Page 17: Storage
Key: 1. Moving Blade Screw 2. Moving Blade Figure 13, Moving Blade Replacement (Model EWCH90 shown, EWCH140 similar) 6. Remove the worn moving blade (Figure 13, item 2). 10.2 Return to Use (after storage) 7. Install new moving blade (Figure 13, item 2) into the Before using the cutter after an extended period of piston.
Page 18: Troubleshooting
For repair service, contact an Enerpac authorized service center. Inspection and repairs should be performed only by an Enerpac authorized service center or other qualified hydraulic tool service facility. Table 2 - Cutter Troubleshooting Chart Symptom...
Page 19 Notes:...
Page 20 WWW.ENERPAC.COM...

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Ewch140

Enerpac EWCH90 Instruction Sheet

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1.0 SAFETY

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